1
A
B
4
3
2
5
6
8
7
9
10
14
13
12
11
REVISION
ECO NO.
APP'D
DATE
AG
RTC1067430
M. DOBRATZ
2/14/17
A
DESCRIPTION
UPDATE CALL OUTS AND DIMENSIONS. CHANGE TITLEBLOCK
B
SHOWN WITH ENCLOSURE
SHOWN WITHOUT ENCLOSURE
2.22
[56]
CERTIFICATION LABEL
C
16
REVISION TABLE
ROSEMOUNT 644 HEAD MOUNT TEMPERATURE TRANSMITTER
UNIVERSAL JUNCTION BOX (2 ENTRIES)
SHOWN WITH OPTIONAL DIGITAL DISPLAY
15
FIELDBUS/PROFIBUS
HART (ENHANCED)
DIGITAL DISPLAY
COVER
SENSOR TERMINALS
1.30
[33]
SENSOR TERMINALS
C
1.30
[33]
METER CONNECTOR
D
D
METER CONNECTOR
3.83
[97]
.96
[24]
.94
[24]
E
E
FAILURE MODE SWITCH
POWER
TERMINALS
4.11
[104]
F
2.81
[71]
G
COVER CLAMP
(OPTIONAL)
H
FAILURE MODE
SWITCH
2.33
[59]
3.13
[79]
3.76
[96]
4.42
[112]
POWER
TERMINALS
SWITCH
2.29
[58]
F
1.22
[31]
1.01
[26]
G
EXTERNAL GROUND SCREW
(OPTIONAL)
H
CONDUIT CONNECTION
(2 PLACES)
J
J
K
644 UNIVERSAL ENCLOSURE
K
SST U-BOLT FOR
MOUNTING ON
2 INCH PIPE
L
REFERENCE ROSEMOUNT
PRODUCT DATA SHEETS FOR
PRODUCT SPECIFICATIONS.
CLICK HERE
FORM REV AC
M
©2015 ROSEMOUNT INC.
ROSEMOUNT INC CERTIFIES
THESE DRAWINGS ARE IN
ACCORDANCE WITH
ROSEMOUNT ENGINEERING
SPECIFICATIONS.
UNIT NOTES IN INCHES [mm].
L
SIZE
3RD ANGLE
D
SCALE
NTS
™
TITLE
DR.
APP'D
ROSEMOUNT 644
TYPE I DRAWING
JLA
M. DOBRATZ
CAD MAINTAINED, (PRO/E)
2/12/17 DRAWING NO.
2/14/17
M
00644-0011
SHEET 1
OF
5
1
A
2
4
3
6
5
9
8
7
11
10
14
13
12
15
16
ROSEMOUNT 644 HEAD MOUNT TEMPERATURE TRANSMITTER
UNIVERSAL JUNCTION BOX (3 ENTRIES)
SHOWN WITH OPTIONAL DIGITAL DISPLAY
A
SHOWN WITH ENCLOSURE
SHOWN WITHOUT ENCLOSURE
B
B
TRANSIENT PROTECTION
DIGITAL DISPLAY
COVER
4.25
[108]
CERTIFICATION LABEL
C
1.30
[33]
SENSOR TERMINALS
C
METER CONNECTOR
D
4.02
[102]
D
2.65
[67]
1.48
[38]
FAILURE MODE SWITCH
E
4.06
[103]
F
3.41
[87]
E
SWITCH
TRANSIENT
CONNECTOR
POWER
TERMINALS
F
B5 BRACKET MOUNTING FOR UNIVERSAL MOUNT (3 ENTRIES)
2.29
[58]
G
G
1.22
[31]
6.71
[170]
H
H
J
J
"L" MOUNTING BRACKET
FOR 2-INCH PIPE OR
PANEL MOUNTING
K
B4 BRACKET MOUNTING FOR UNIVERSAL MOUNT (3 ENTRIES)
L
5.23
[133]
3.14
[80]
FORM REV AC
M
REFERENCE ROSEMOUNT
PRODUCT DATA SHEETS FOR
PRODUCT SPECIFICATIONS.
CLICK HERE
L
CONDUIT CONNECTION
(3 PLACES)
©2015 ROSEMOUNT INC.
ROSEMOUNT INC CERTIFIES
THESE DRAWINGS ARE IN
ACCORDANCE WITH
ROSEMOUNT ENGINEERING
SPECIFICATIONS.
UNIT NOTES IN INCHES [mm].
K
644 UNIVERSAL
ENCLOSURE (3 ENTRY)
3.87
[98]
SIZE
3RD ANGLE
D
SCALE
NTS
™
TITLE
DR.
APP'D
ROSEMOUNT 644
TYPE I DRAWING
JLA
M. DOBRATZ
CAD MAINTAINED, (PRO/E)
2/12/17 DRAWING NO.
2/14/17
M
00644-0011
SHEET 2
OF
5
1
A
3
2
4
5
6
8
7
9
10
11
12
14
13
15
16
ROSEMOUNT 644 TEMPERATURE TRANSMITTER
ROSEMOUNT CONNECTION HEAD
A
SHOWN WITHOUT ENCLOSURE
B
SHOWN WITH ENCLOSURE
SHOWN WITH OPTIONAL DIGITAL DISPLAY
FIELDBUS/PROFIBUS
C
5.24
[133]
B
HART (ENHANCED)
C
3.94
[100]
SENSOR TERMINALS
1.30
[33]
1.30
[33]
SENSOR TERMINALS
D
D
METER CONNECTOR
METER CONNECTOR
4.14
[105]
E
.96
[24]
.95
[24]
E
FAILURE MODE
SWITCH
POWER
TERMINALS
POWER
TERMINALS
FAILURE MODE
SWITCH
F
F
2.33
[59]
COVER CLAMP
(OPTIONAL)
2.29
[58]
G
G
1.01
[26]
1.21
[31]
H
H
EXTERNAL GROUND SCREW
(OPTIONAL)
J
J
CONDUIT CONNECTION
K
K
644 ROSEMOUNT CONNECTION HEAD
L
REFERENCE ROSEMOUNT
PRODUCT DATA SHEETS FOR
PRODUCT SPECIFICATIONS.
CLICK HERE
FORM REV AC
M
©2015 ROSEMOUNT INC.
ROSEMOUNT INC CERTIFIES
THESE DRAWINGS ARE IN
ACCORDANCE WITH
ROSEMOUNT ENGINEERING
SPECIFICATIONS.
UNIT NOTES IN INCHES [mm].
L
SIZE
3RD ANGLE
D
SCALE
NTS
™
TITLE
DR.
APP'D
ROSEMOUNT 644
TYPE I DRAWING
JLA
M. DOBRATZ
CAD MAINTAINED, (PRO/E)
2/12/17 DRAWING NO.
2/14/17
M
00644-0011
SHEET 3
OF
5
1
A
3
2
4
6
5
7
9
8
14
13
12
11
10
15
16
ROSEMOUNT 644 HEAD MOUNT TEMPERATURE TRANSMITTER
POLISHED STAINLESS STEEL CONNECTION HEAD
A
B
B
SHOWN WITHOUT ENCLOSURE
C
C
SHOWN WITH OPTIONAL DIGITAL DISPLAY
SHOWN WITH ENCLOSURE
FIELDBUS/PROFIBUS
3.60
[91]
SENSOR TERMINALS
D
3.60
[91]
3.14
[80]
HART (ENHANCED)
1.30
[33]
1.30
[33]
D
SENSOR TERMINALS
METER CONNECTOR
METER CONNECTOR
.95
[24]
E
4.45
[113]
FAILURE MODE
SWITCH
POWER
TERMINALS
3.27
[83]
E
.96
[24]
POWER
TERMINALS
FAILURE MODE
SWITCH
F
CONDUIT CONNECTION
F
2.33
[59]
2.29
[58]
G
G
1.01
[26]
1.21
[31]
H
H
J
J
K
K
644 STAINLESS STEEL
CONNECTION HEAD
L
REFERENCE ROSEMOUNT
PRODUCT DATA SHEETS FOR
PRODUCT SPECIFICATIONS.
CLICK HERE
FORM REV AC
M
©2015 ROSEMOUNT INC.
ROSEMOUNT INC CERTIFIES
THESE DRAWINGS ARE IN
ACCORDANCE WITH
ROSEMOUNT ENGINEERING
SPECIFICATIONS.
UNIT NOTES IN INCHES [mm].
L
SIZE
3RD ANGLE
D
SCALE
NTS
™
TITLE
DR.
APP'D
ROSEMOUNT 644
TYPE I DRAWING
JLA
M. DOBRATZ
CAD MAINTAINED, (PRO/E)
2/12/17 DRAWING NO.
2/14/17
M
00644-0011
SHEET 4
OF
5
1
A
3
2
4
6
5
7
9
8
11
14
13
12
15
16
ROSEMOUNT 644 FIELD MOUNT TEMPERATURE TRANSMITTER
FIELD MOUNT CONNECTION HEAD (2 ENTRIES)
A
SHOWN WITH ENCLOSURE
B
10
4.80
[122]
SHOWN WITH OPTIONAL DIGITAL DISPLAY
4.13
[105]
MOUNTING
CONNECTION
DIGITAL DISPLAY
COVER
5.46
[139]
B
TERMINAL LOCATION
SENSOR
TERMINALS
C
4.69
[119]
C
4.69
[119]
D
D
COMMUNICATION
TERMINALS
E
POWER
TERMINALS
E
B5 BRACKET MOUNTING FOR FIELD MOUNT
CONDUIT
CONNECTIONS
(2 PLACES)
TRANSIENT
PROTECTOR
F
F
1.20
[30]
DISPLAY CONNECTION LOCATION
G
G
4.125
[105]
4.54
[115]
H
H
J
CERTIFICATION LABEL
6.68
[170]
J
644 FIELD MOUNT
CONNECTION HEAD
B4 BRACKET MOUNTING FOR FIELD MOUNT
DISPLAY
CONNECTION
FAILURE MODE
SWITCH
K
3.19
[81]
REFERENCE ROSEMOUNT
PRODUCT DATA SHEETS FOR
PRODUCT SPECIFICATIONS.
CLICK HERE
FORM REV AC
M
4.24
[108]
L
©2015 ROSEMOUNT INC.
ROSEMOUNT INC CERTIFIES
THESE DRAWINGS ARE IN
ACCORDANCE WITH
ROSEMOUNT ENGINEERING
SPECIFICATIONS.
UNIT NOTES IN INCHES [mm].
L
K
SIZE
3RD ANGLE
D
SCALE
NTS
™
TITLE
DR.
APP'D
ROSEMOUNT 644
TYPE I DRAWING
JLA
M. DOBRATZ
CAD MAINTAINED, (PRO/E)
2/12/17 DRAWING NO.
2/14/17
M
00644-0011
SHEET 5
OF
5